/* BabyBloom landing + guide pages — matches app's soft sage aesthetic */
:root {
  --bg: #eef3ec;
  --bg-card: #ffffff;
  --bg-deep: #223021;
  --green: #6f9268;
  --green-dark: #587a52;
  --green-soft: #a9c2a2;
  --green-tint: #dde8da;
  --ink: #232b21;
  --ink-soft: #5a6657;
  --radius: 22px;
  --radius-lg: 32px;
  --shadow: 0 10px 30px rgba(34, 48, 33, 0.10);
  --font: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans KR', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--green-dark); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- Nav ---------- */
.bb-nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(238, 243, 236, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(111, 146, 104, 0.15);
}
.bb-nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; padding-bottom: 12px;
}
.bb-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 800; font-size: 1.1rem; }
.bb-brand img { width: 36px; height: 36px; border-radius: 9px; }
.bb-nav-links { display: flex; align-items: center; gap: 22px; }
.bb-nav-links a { text-decoration: none; color: var(--ink-soft); font-weight: 700; font-size: 0.92rem; }
.bb-nav-links a:hover { color: var(--green-dark); }
.btn {
  display: inline-block; text-decoration: none; text-align: center;
  background: var(--green); color: #fff !important;
  font-weight: 800; font-size: 1rem;
  padding: 13px 30px; border-radius: 999px;
  box-shadow: 0 6px 18px rgba(111, 146, 104, 0.35);
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { background: var(--green-dark); transform: translateY(-2px); }
.btn.small { padding: 9px 20px; font-size: 0.88rem; }
.btn.ghost { background: transparent; color: var(--green-dark) !important; box-shadow: none; border: 2px solid var(--green-soft); }
.btn.ghost:hover { border-color: var(--green-dark); background: var(--green-tint); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 40px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.hero-icon { width: 84px; height: 84px; border-radius: 20px; box-shadow: var(--shadow); margin-bottom: 24px; }
.hero h1 { font-size: clamp(2.1rem, 4.5vw, 3.3rem); line-height: 1.12; font-weight: 900; letter-spacing: -0.02em; }
.hero h1 em { font-style: normal; color: var(--green); }
.hero .lede { font-size: 1.18rem; color: var(--ink-soft); margin: 20px 0 28px; max-width: 34em; }
.hero-ctas { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.store-badge { height: 54px; width: auto; }
.hero-trust { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 26px; padding: 0; list-style: none; }
.hero-trust li { font-size: 0.9rem; font-weight: 700; color: var(--ink-soft); display: flex; align-items: center; gap: 7px; }
.hero-trust li::before { content: "✓"; color: var(--green); font-weight: 900; }
.hero-shot { border-radius: var(--radius-lg); box-shadow: 0 24px 60px rgba(34, 48, 33, 0.22); max-width: 340px; margin: 0 auto; }

/* ---------- Sections ---------- */
section { padding: 64px 0; }
.section-kicker { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.8rem; font-weight: 800; color: var(--green); margin-bottom: 10px; }
h2.section-title { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 900; letter-spacing: -0.01em; margin-bottom: 14px; }
.section-sub { color: var(--ink-soft); max-width: 44em; margin-bottom: 36px; font-size: 1.05rem; }
.center { text-align: center; }
.center .section-sub { margin-left: auto; margin-right: auto; }

/* ---------- Screenshots ---------- */
.shots {
  display: flex; gap: 22px; overflow-x: auto; padding: 10px 4px 26px;
  scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
}
.shots figure { flex: 0 0 240px; scroll-snap-align: center; }
.shots img { border-radius: 26px; box-shadow: var(--shadow); }
.shots figcaption { font-size: 0.86rem; font-weight: 700; color: var(--ink-soft); text-align: center; margin-top: 12px; }

/* ---------- How it works ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { background: var(--bg-card); border-radius: var(--radius); padding: 28px 22px; box-shadow: var(--shadow); }
.step-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--green-tint); color: var(--green-dark);
  font-weight: 900; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.step h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 6px; }
.step p { font-size: 0.92rem; color: var(--ink-soft); }

/* ---------- Feature split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.feature-card h3 { font-size: 1.3rem; font-weight: 900; margin-bottom: 10px; }
.feature-card p { color: var(--ink-soft); }
.feature-tag { display: inline-block; background: var(--green-tint); color: var(--green-dark); font-size: 0.76rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; border-radius: 999px; padding: 5px 14px; margin-bottom: 14px; }

/* ---------- Guides ---------- */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.guide-card {
  background: var(--bg-card); border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow); text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column; gap: 8px;
  transition: transform 0.15s ease;
}
.guide-card:hover { transform: translateY(-4px); }
.guide-card .g-emoji { font-size: 1.7rem; }
.guide-card h3 { font-size: 1.02rem; font-weight: 800; line-height: 1.35; }
.guide-card p { font-size: 0.88rem; color: var(--ink-soft); flex: 1; }
.guide-card .g-more { color: var(--green-dark); font-weight: 800; font-size: 0.88rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details {
  background: var(--bg-card); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-bottom: 14px; padding: 6px 26px;
}
.faq summary {
  cursor: pointer; font-weight: 800; font-size: 1.02rem;
  padding: 16px 0; list-style: none; position: relative; padding-right: 34px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 2px; top: 50%; transform: translateY(-50%);
  color: var(--green); font-size: 1.5rem; font-weight: 700;
}
.faq details[open] summary::after { content: "–"; }
.faq .faq-a { padding: 0 0 20px; color: var(--ink-soft); }
.faq .faq-a a { font-weight: 800; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--bg-deep); border-radius: var(--radius-lg); padding: 60px 40px; text-align: center; color: #fff; }
.cta-band h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 900; margin-bottom: 12px; }
.cta-band p { color: rgba(255, 255, 255, 0.75); max-width: 38em; margin: 0 auto 28px; }
.cta-band .store-badge { margin: 0 auto; }

/* ---------- Footer ---------- */
.bb-footer { padding: 56px 0 40px; color: var(--ink-soft); font-size: 0.9rem; }
.bb-footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 36px; }
.bb-footer h4 { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink); margin-bottom: 12px; }
.bb-footer ul { list-style: none; }
.bb-footer li { margin-bottom: 8px; }
.bb-footer a { color: var(--ink-soft); text-decoration: none; }
.bb-footer a:hover { color: var(--green-dark); }
.bb-footer .legal { border-top: 1px solid rgba(111, 146, 104, 0.2); padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- Guide article pages ---------- */
.article { max-width: 760px; margin: 0 auto; padding: 56px 24px 20px; }
.article .crumbs { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 22px; }
.article .crumbs a { text-decoration: none; font-weight: 700; }
.article h1 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); line-height: 1.18; font-weight: 900; letter-spacing: -0.015em; margin-bottom: 18px; }
.article .byline { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 30px; }
.article h2 { font-size: 1.45rem; font-weight: 900; margin: 40px 0 14px; }
.article h3 { font-size: 1.12rem; font-weight: 800; margin: 26px 0 10px; }
.article p, .article li { color: #3c463a; }
.article p { margin-bottom: 16px; }
.article ul, .article ol { margin: 0 0 18px 22px; }
.article li { margin-bottom: 8px; }
.article .shot-inline { border-radius: 26px; box-shadow: var(--shadow); max-width: 300px; margin: 28px auto; }
.article .tip {
  background: var(--green-tint); border-left: 4px solid var(--green);
  border-radius: 12px; padding: 16px 20px; margin: 22px 0; font-size: 0.95rem;
}
.article-cta {
  background: var(--bg-deep); color: #fff; border-radius: var(--radius-lg);
  padding: 40px 32px; text-align: center; margin: 44px 0;
}
.article-cta h2 { color: #fff; margin: 0 0 8px; font-size: 1.5rem; }
.article-cta p { color: rgba(255, 255, 255, 0.75); margin-bottom: 22px; }
.related { max-width: 760px; margin: 0 auto; padding: 0 24px 56px; }
.related h2 { font-size: 1.2rem; font-weight: 900; margin-bottom: 16px; }
.related ul { list-style: none; }
.related li { margin-bottom: 10px; }
.related a { font-weight: 700; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding-top: 44px; }
  .hero-shot { max-width: 280px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .bb-footer .cols { grid-template-columns: 1fr; }
  .bb-nav-links a.nav-plain { display: none; }
}